package cn.com.zpark.filter;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @PackageName: cn.com.zpark.filter
 * @ClassName: EncodingFilter
 * @Description:
 * @author: RZS
 * @date: 2021/12/8  11:07
 */
@WebFilter("/*")
public class EncodingFilter implements Filter {
    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request = (HttpServletRequest)servletRequest;
        HttpServletResponse response = (HttpServletResponse)servletResponse;

        // 解决请求乱码和响应乱码
        request.setCharacterEncoding("utf-8");
        response.setContentType("text/html;charset=utf-8");

        // 放行
        filterChain.doFilter(request, response);
    }
}
